Portland Weather in January

January in Portland sees daytime temperatures around 1°C (34°F) and lows of -8°C (18°F) at night. As the driest month of the year.

Rainfall in Portland in January

With the driest weather of the year, this month is a solid choice for exploring, even if you'll want to dress warmly. Analyzing past climate data, one can expect approximately 11 days of snow/rain, averaging 65 mm (2.6 in). Rain this month is fairly typical, a standard mix of wet and dry days with no particularly heavy or persistent showers.

Temperature in Portland in January

January in Portland sees highs of 1°C (34°F) and lows of -8°C (18°F) overnight. January is part of the winter season. Time outdoors is usually more comfortable with proper winter clothing and protection from wind. With lows of -8°C (18°F), nights are freezing. Packing a spare blanket is worth considering if you're staying somewhere that might not be fully heated. Typically, it's the chilliest month of the year, making it a great time for cozying up indoors. Do make sure you're prepared by packing the right winter outfits.

Sunshine in Portland in January

You can expect a moderate amount of sunlight, with approximately 150 hours. This means a pleasant mix of sun and overcast.

If you're looking for dry conditions and comfortable temperatures, January may not be the ideal month to visit Portland. Our weather planner can help you explore destinations with more pleasant weather conditions.

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Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit the United States of America, check out our Portland's climate page.

Portland Temperature in January

Min Temperature -8°C (18°F)  

Max Temperature 1°C (34°F)  

Chance of Rain 38%  

Precipitation 65 mm (2.6 in)  

Rainy days 11 days  

Humidity 75% *  

Sunshine 150 hours *  

Percentage Sunshine 50% *  

* Data from: Fort Wayne, the United States of America (73 KM, 45 Miles).

What to Wear in Portland in January

We recommend to layer up for chilly conditions in Portland in January. You could start with thermal underwear or a good base layer to keep your core warm on the cooler days this month. Maybe also add a sweater or fleece, and top it off with a windproof jacket. Rain is likely on several days, so bring a good rain jacket. Bring sunglasses since you'll have some sunny periods throughout the month

What To Do in Portland in January

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming

5/10

Cycling

2/10

Walking

2/10

Camping

1/10

Outdoor sports

2/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit the United States of America, check out our Portland's climate page.

More climate data for Portland

Temperature Rainfall Sunshine Humidity

See the full Portland climate overview or explore weather in the United States of America.